ITALKAST GRV 135cc Cylinder Kit, Ø 58mm and 51mm stroke, Side Spark Plug - Standard Reed Valves
nodular cast iron
6 decantings
Ø 58mm
51mm stroke
2 piston ring(s)
incl. cylinder head
8-fold screwed aluminum
Recommended spark plug: NGK B8ES
Recommended ignition timing: 18°
incl. intake manifold, reed valve, gaskets
Bore: diameter 58 mm
Stroke: 51 mm
Displacement 132.37 cc
Primary, secondary and front-exhaust transfer phases 123°
Exhaust port phase 184°
Double-ring piston in aluminum alloy
Cast aluminum head
Chromed S10 cast iron segments
Steel pin
Squish: 1.1mm ± 0.1mm
Cylinder studs: M7x150
Cylinder stud nut tightening: 14Nm
Head bolts: TCEI M6x25 (12Nm)
Paper cylinder gaskets (0.2÷0.3÷0.4÷0.5mm)
Aluminum carburetor manifold diameter 30 mm
Double reed valve pack - KTM 85
Rubber carburetor sleeve
Steel suction flange for closing the crankcase
Paper crankcase flange gasket (0.5 mm)
M6 x 15 flange bolts.
Specific References
In Italy and Europe Via GLS / DHL / Fercam
24h from order confirmation
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Questions
| Stefano ambrogi on 22/10/2025 |
Question: Questo kit si può montare su vespa pk oppure su vespa primavera?grazie,con quale carburatore conviene montarlo per avere un buon compromesso prestazioni e consumi? Grazie delle informazioni 22/10/2025 |
Answer: Monta su vespa primavera, per vespa pk hai da cambiare il collettore (esiste il modello specifico per pk, art. 005128) Come carburatore ti consiglio il VMC PWK 28, art. 001219 23/10/2025 |
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